diff --git a/libavcodec/x86/simple_idct.c b/libavcodec/x86/simple_idct.c
index c790ef57e9..c666b1a6df 100644
--- a/libavcodec/x86/simple_idct.c
+++ b/libavcodec/x86/simple_idct.c
@@ -80,7 +80,7 @@ DECLARE_ALIGNED(8, static const int16_t, coeffs)[]= {
 
 static inline void idct(int16_t *block)
 {
-        DECLARE_ALIGNED(8, int64_t, align_tmp)[16];
+        LOCAL_ALIGNED_8(int64_t, align_tmp, [16]);
         int16_t * const temp= (int16_t*)align_tmp;
 
         __asm__ volatile(